Department of Orthopaedic Surgery, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA

Division of Orthopaedic Surgery, The Ottawa Hospital, Ottawa, Ontario, Canada.

Department of Orthopaedic Surgery, Loyola University Medical Center, Chicago, IL, USA

Ortopedia-Traumatologia e Chirurgia protesica e dei reimpianti d'anca e di ginocchio, IRCCS Istituto Ortopedico Rizzoli, Bologna, Italy.

McKay Orthopaedic Research Laboratory, Department of Orthopaedic Surgery, University of Pennsylvania, Philadelphia, PA, USA

Division of Orthopaedic Surgery, The Ottawa Hospital, Ottawa, Ontario, Canada

Department of Surgery, University of California, San Diego, CA, USA

Department of Orthopaedic Surgery, Kobe University, Graduate School of Medicine, Kobe, Japan

Department of Orthopaedic Surgery, UPMC Freddie Fu Sports Medicine Center, University of Pittsburgh, USA

Musculoskeletal Tumor Center, People’s Hospital, Peking University, Beijing, China.

Chefarzt, Zentrum für Orthopädie und Unfallchirurgie, HELIOS Klinikum Berlin-Buch, Berlin, Germany

Department of Joint Surgery and Sports medicine, Tokyo Medical and Dental University, Tokyo, Japan

Centre for Sports Medicine, Hokkaido University Hospital, Sapporo, Japan

Department of Orthopaedic, Chosun University Hospital, Gwangju, Korea

Department of Orthopaedic Surgery, Washington University, St Louis, Missouri, USA

Twin Cities Orthopedics, Edina, MN, USA

Department of Orthopedics, Xiangya Hospital, Central South University, Changsha, Hunan, China

Department of Orthopaedic Surgery, University of Toledo Medical Center, Toledo, OH, USA.

Department of Orthopaedic Surgery, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, Kobe, Hyogo, 650-0017, Japan.

Department of Orthopaedic, Trauma, and Reconstructive Surgery, RWTH University Medical Centre, 52074, Aachen, Germany

Department of Orthopaedic and Sports Medicine, Mie University Graduate School of Medicine, Tsu, Japan

Spalding University, Kosair Charities College of Health and Natural Sciences, Louisville, KY, USA.

Department of Orthopaedic Surgery, Osaka University Graduate School of Medicine, Osaka, Japan

Department of Orthopaedic Surgery and Rehabilitation, University of Texas Medical Branch, Galveston, Texas, USA

Department of Orthopaedic and Trauma Surgery, Campus Bio-Medico University of Rome, Rome, Italy.

U.O.C. 1° Clinica Ortopedica, University of Milan, ASST Gaetano Pini-CTO, Piazza Cardinal Ferrari 1, 20122 Milan, Italy.

Department of Orthopedic Surgery, La Paz University Hospital, Madrid, Spain

Sano Orthopedics, Overland Park, Kansas, USA.

Orthopaedics and Traumatology Unit, IRCCS Azienda Ospedaliera Universitaria di Bologna, Italy

Joint Reconstruction Unit, Southland Hospital, Invercargill, New Zealand

Department of Surgery, Peninsula Health, Victoria, Australia

Orthopaedics Unit, Department of Translational Biomedicine and Neuroscience, School of Medicine, University of Bari "Aldo Moro", AOU Consorziale Policlinico, 70124 Bari, Italy

Division of Orthopaedic Surgery, McGill University, Montreal General Hospital, Montreal, QC, Canada

Department of Orthopaedic Surgery, Division of Musculoskeletal Oncology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, USA.

Department of Orthopaedcis and Traumatology, University of Bologna, Italy